Aethersquall Ancient [Modern Horizons 3 Commander]

Set: Modern Horizons 3 Commander Type: Creature — Leviathan Rarity: Rare Cost: {5}{U}{U} FlyingAt the beginning of your upkeep, you get {E}{E}{E} (three energy counters).Pay {E}{E}{E}{E}{E}{E}{E}{E}: Return all other creatures to their owners' hands. Activate only as a sorcery.